# coding=UTF-8
class Bdqn():
    names="???";
    def __init__(self,name,adress):
        self.name=name;
        self.adress=adress;
    def prt(self):
            print"我们是"+self.name+"。我们的地址是"+self.adress+"。";
            
Qn=Bdqn("北大青鸟","北京市朝阳区8888号");
Qn.prt();

class Hfkh(Bdqn):
    def __init__(self,name,adress):
        self.name=name;
        self.adress=adress;
        
Kh=Hfkh("合肥科海","屯溪路198号");
print Kh.names;
Kh.prt();